<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <%
    let a = 3
  %>
  <h2><%=username%></h2>
  <h2><%=products%></h2>

  <p>a: <%=a%></p>
  <%
    if (a>2) {
  %>
    <h3>很好</h3>
  <%
    }
  %>

  <h2>商品列表</h2>
  <ul>
    <%
      products.forEach(p => {

    %>
      <li>
        <%=p.id%>-<%=p.name%>-<%=p.price%>
      </li>
    <%
      })
    %>
  </ul>
</body>
</html>